| 8539.31.00 | | Fluorescent, hot cathode | | 2.4% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 20% |
| 8540.12.10 | | Television picture tubes having a straight line dimension across the faceplate greater than 29 cm but having no straight line dimension across the faceplate that exceeds 42 cm: | | | | |
| 8540.20 | | Television camera tubes; image converters and intensifiers; other photocathode tubes: | | | | |
| 8540.40.00 | | Data/graphic display tubes, color, with a phosphor dot screen pitch smaller than 0.4 mm | | 3% | Free (A+,AU,B,BH, CA,CL,D,E,IL,J, JO,MA,MX,P, SG) | 35% |
| 8540.71.20 | 00 | Modified for use as parts of microwave ovens | No. | Free | | 35% |
| 8540.89.00 | 60 | Light-sensing tubes | No. | | | |
| 8540.99.40 | 00 | Electron guns; radio frequency (RF) interaction structures for microwave tubes of subheadings 8540.71 through 8540.79, inclusive | X | Free | | 35% |
| 8541 | | Diodes, transistors and similar semiconductor devices; photosensitive semiconductor devices, including photovoltaic cells whether or not assembled in modules or made up into panels; light-emitting diodes; mounted piezoelectric crystals; parts thereof: | | | | |
| 8541.10.00 | | Diodes, other than photosensitive or light-emitting diodes | | Free | | 35% |
| 8541.10.00 | 50 | Zener | No. | | | |
| 8541.10.00 | 70 | With a maximum current of 0.5 A or less | No. | | | |
| 8541.21.00 | | Transistors, other than photosensitive transistors: | | | | |
| 8541.21.00 | 75 | With an operating frequency not less than 100 MHz | No. | | | |
| 8541.29.00 | 75 | With an operating frequency not less than 30 MHz | No. | | | |
| 8541.30.00 | | Thyristors, diacs and triacs, other than photosensitive devices | | Free | | 35% |
| 8541.40 | | Photosensitive semiconductor devices, including photovoltaic cells whether or not assembled in modules or made up into panels; light-emitting diodes: | | | | |
| 8541.60.00 | 10 | Quartz designed for operating frequencies of: | | | | |
| 8543.20.00 | 00 | Signal generators | No. | 2.6% | Free (A,AU,BH,CA, CL,E,IL,J,JO, MA,MX,P,SG) | 35% |
| 8543.70.60 | 00 | Articles designed for connection to telegraphic or telephonic apparatus or instruments or to telegraphic or telephonic networks | X | 2.6% | Free (A,AU,B,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 35% |
| 8543.70.70 | 00 | Electric luminescent lamps | No. | 2% | Free (A,AU,BH, CA,CL,E,IL,J,JO, MA,MX,P,SG) | 20% |
| 8543.70.96 | 20 | Special effects pedals for use with musical instruments | No. | | | |
| 8543.90.15 | 00 | Assemblies and subassemblies for flight data recorders, consisting of two or more parts or pieces fastened or joined together: | | | | |
| 8544 | | Insulated (including enameled or anodized) wire, cable (including coaxial cable) and other insulated electric conductors, whether or not fitted with connectors; optical fiber cables, made up of individually sheathed fibers, whether or not assembled with electric conductors or fitted with connectors: | | | | |
| 8546.20.00 | 30 | Used in high-voltage, low-frequency electrical systems: | | | | |
| 8546.20.00 | 30 | Commonly known as suspension, pin-type or line post insulators | No. | | | |
